5GW solar plant must use IIT-validated ZLD tech, ₹20.76 crore CER required

This document grants prior Environmental Clearance for the construction of an integrated 5GW solar cell manufacturing facility with associated utilities. The project is located at Thoothukudi SIPCOT Industrial Park in Thoothukudi District, Tamil Nadu.

The project proponent is Zetsol Energy Private Limited. The clearance was granted by the State Environment Impact Assessment Authority (SEIAA), Tamil Nadu.

• Clearance Status: Prior Environmental Clearance granted under Category B2 of the EIA Notification 2006.
• Project Size: Plot area of 2,85,829 sq.m; proposed built-up area of 1,45,007 sq.m; 22 building blocks with a maximum height of 15 meters.
• Financials: Total project cost is INR 4,151.38 Crores; Community Environmental Rehabilitation (CER) cost is INR 20.76 Crores.
• Validity: The Environmental Clearance is valid for 7 years from the date of issue.
• Key Condition: The proponent must design, install, and operate a Circular Zero Liquid Discharge (ZLD) system using Mixed Salt Selective Separation (MS3) technology, achieving at least 90% reduction in mixed salt generation.
• Key Condition: Recovered salts must attain ≥98% purity and be reused or transferred to industrial users, supported by an Industrial Utilization Plan.
• Key Condition: The proponent must implement the Environment Management Plan (EMP) and submit six-monthly compliance reports to the Regional Office.

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